What if a machine could think, reason, and even make ethical decisions as well as, or better than, a human? With the release of Claude Opus 4.5, that question feels less like science fiction and more ...

Grok 4 and its reasoning-focused counterpart, Grok 4 Heavy, arrived with an immediate sense of ambition, offering multimodal AI designed to handle coding, logic, and perception tasks. In the initial ...